Search Results for the EPA National Library Catalog

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Twelfth Annual Analytical Symposium, May 10 & 11, 1989. 1989
Two Different Approaches for Control and Measurement of Plant Functions in Closed Environmental Chambers. 1991
Type testing of process valve packing for fugitive emissions 2011
U.S. Environmental Protection Agency health effects research on drinking water contaminants / 1992
U.S. Environmental Protection Agency's Landfill Gas Emissions Model (LandGEM). 1999
U.S. EPA National Exposure Research Laboratory's (NERL's) Workshop on the Analysis of Children's Measurement Data: Workshop Summary Report. 2006
U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination : proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987 / 1987
U.S. standards for air sampling of environmental contaminants : current basis and future options / 1991
U.S. states and the global pops treaty : parallel progress in the fight against toxic pollution / 2005
Ultraviolet disinfection of wastewaters from secondary effluent and combined sewer overflows / 1986
Uncertainty in the risk assessment of environmental and occupational hazards : an international workshop / 1999
Understanding environmental pollution 1997
Understanding environmental pollution / 2010
Understanding environmental pollution : a primer / 2004
Understanding variation in partition coefficient, Kd, values : a cooperative effort / 1999
Underwater Ship Husbandry Discharges. 2011
Unregulated contaminant monitoring regulation analytical methods and quality control manual : draft / 1999
UNSODA unsaturated soil hydraulic database : user's manual / 1996
Update report on colloid transport 1987
Updates to an Air toxics emission inventory for the southeast Chicago area / 1989
Upgrading environmental radiation data : Health Physics Society Committee Report HPSR-1 (1980) 1980
Urban air pollution, 1973-1980 / 1984
Urban fugitive dust test needs : final report. 1991
Usando plasma no termico para controlar contaminantes del aire 2005
Use of biomarkers in assessing health and environmental impacts of chemical pollutants 1993
Use of Coupled Columns for the Capillary Gas Chromatographic Separation of Water Pollutants. 1984
Use of data from "development of emission rates for the MOVES model," Sierra Research, March 3, 2010 / 2012
Use of dredgings for landfill / 1978
Use of MERL Microcosms to Study the Fates and Effects of Marine Pollutants. 1979
Use of Microcosms for Evaluation of Interactions between Pollutants and Microorganisms. 1983
Use of Models for Granting Variances from Mandatory Disinfection of Ground Water Used as a Public Water Supply. 1989
Use of NEXRAD Stage IV Data in the Multimedia Modeling of Pollutant Transport. 2000
Use of Pesticides in Suburban Homes and Gardens and Their Impact on the Aquatic Environment. 1972
Use of Scavenging Ratios for the Inference of Surface-Level Concentrations and Subsequent Dry Deposition of Ca(2+), Mg(2+), Na(1+), and K(1+). 1990
Use of Soil Parameters for Describing Pesticide Movement Through Soils. 1974
Use of the Blue Mussel, 'Mytilus edulis', in Water Quality Toxicity Testing and In situ Marine Biological Monitoring. 1990
Use of the Spiral Salmonella Assay to Detect the Mutagenicity of Complex Environmental Mixtures. 1991
Use of water supply performance evaluation data to calculate laboratory certification criteria and practical quantitation limits for inorganic contaminants {microfiche} 1990
Used oil analysis and waste oil furnace emissions study / 1996
USEPA method study 36 SW-846 methods 8270/3510 GC/MS method for semivolatile organics : capillary column technique ; separatory funnel liquid-liquid extraction / 1989
USEPA method study, method 510.1, the determination of the maximum total trihalomethane potential / 1987
USEPA method study, method 510.1, the determination of the maximum total trihalomethane potential / 1987
User's guide for the emissions modeling system for hazardous air pollutants (EMS-HAP) version 2.0 / 2002
User's guide for the emissions modeling system for hazardous air pollutants (EMS-HAP) version 3.0 2004
User's guide for the emissions modeling system for hazardous air pollutants (EMS-HAP, Version 1.1). 2000
User's guide to IPX, the in-place pollutant export water quality modeling framework. Version 2.7.4 2000
User's Manual for CORMIX: A Hydrodynamic Mixing Zone Model and Decision Support System for Pollutant Discharges Into Surface Waters. 1996
User's manual for TOX-SCREEN : a multimedia screening-level program for assessing the potential fate of chemicals released to the environment / 1984
Using a neural network to estimate solvent consumption 1993
Using bioreactors to control air pollution. 2003
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